CN101828108B - Field device for process automation - Google Patents
Field device for process automation Download PDFInfo
- Publication number
- CN101828108B CN101828108B CN200880103831.4A CN200880103831A CN101828108B CN 101828108 B CN101828108 B CN 101828108B CN 200880103831 A CN200880103831 A CN 200880103831A CN 101828108 B CN101828108 B CN 101828108B
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- China
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- field apparatus
- storage unit
- control
- grade
- parameter group
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/283—Means for supporting or introducing electrochemical probes
- G01N27/286—Power or signal connectors associated therewith
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25296—Identification module, type connected I-O, device
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25428—Field device
Abstract
The invention relates to a field device (1) for process automation, comprising at least two components which can be coupled to one another, wherein each of the components is provided with a control/storage unit (8, 9, 10) which respectively stores a set of parameters containing defined parameters (A, B, C,...), and wherein, in the event of the at least two components being coupled to one another, at least one of the control/storage units (8; 9; 10) reads the sets of parameters stored in the individual control/storage units (8, 9, 10) of the components and compares them with one another, and wherein, in the event of a discrepancy in the sets of parameters, the control/storage unit which is carrying out the comparison provides the control/storage units of the components (2, 3, 6) which are coupled to one another with the cut-set (S) of the parameters (A, B, C,..) in the sets of parameters.
Description
The present invention relates to the field apparatus for process automation, can be coupled to each other or assembly that be coupled forms by at least two for it, and wherein in these assemblies, each is furnished with control/storage unit.
From the known a kind of potentiometric pick-up of DE 102 18 606 A1, it has the pedestal sensor with digital data memory, and wherein this data-carrier store is connected with this sensor regularly.Store process or sensing data in this data-carrier store.This sensor is by interface and upper bit location, for example, and measurement translator or cable communication.This sensor represents the measuring-signal of pH-value or other measured values by this interface transmission.In addition, by this interface, data are read or with data data writing storer from data-carrier store.The energy supply of sensor is preferably also undertaken by interface.
From the known a kind of electrochemical sensor that can be by comparison of DE 103 13 639 A1.This electrochemical sensor for example refers to lambda sensor.The applicant is lower or relevantly to the MEMOSENS-technology provide and sell corresponding sensor with inductive interface with the different MEMOSENS signs that are configured in.
Be mandatory declaration for the purpose of complete, never only be used for measurement and the monitoring of pot or electrochemical process variable according to field apparatus of the present invention.In principle, the present invention can be associated and be employed with the field apparatus of obtaining physics or chemical process variable.
In problem aspect known solution be, with so far still unique MEMOSENS-technology be associated, plug and connector unitor are coupled to each other or can be coupled to each other by inductive interface under this technology, and all the sensors element of different manufacturing firms is connected with measurement translator and is connected with known plugs or known connector unitor in principle.For example the manufacturing firm of each glass electrode can be connected to its glass electrode on MEMOSENS.For the measurement translator that is provided by a large amount of manufacturing firms and sell too.
Task of the present invention is, guarantee only to obtain the authorization or licensed-in manufacturing firm and supplier just can be with the bandwidth usage of determining new with unique technology.
The MEMOSENS-technology is combined utilization with its product for the unwarranted manufacturing firm that prevents sensor element and measurement translator, proposes two kinds of corresponding solutions according to the present invention.
According to the first design proposal in solution of the present invention, following feature is arranged:
Store separately one with the parameter group of the parameter that limits in each control/storage unit.In case two assemblies are coupled to each other, control/storage unit that at least one in control/storage unit, what is called compare is just read the parameter group of storing in each control/storage unit of these assemblies and is compared.If parameter group is inconsistent each other, this control/storage unit that compares supplies assembly coupled to each other to the common factor of the parameter of parameter group all the time.Guarantee with this, it is minimum functional that each assembly only obtains to have.
According to the second design proposal in solution of the present invention, following solution feature is arranged:
Each control/storage unit is assigned with the parameter group of a restriction separately, and wherein each parameter group is assigned with a grade 0,1,2 ... unique feature of form is described.Here higher grade parameter of comprising previous grade adds additional parameter.For these assemblies situation coupled to each other, at least one in these control/storage unit reads out in the grade of storing in these assemblies, and compared.When grade differed from one another, having the minimum parameter group that is total to gradational assembly can be for the one or more assembly with higher level.Each assembly that here is integrated in this measuring system also only obtains minimum total parameter group, and this parameter group is distributed to each in these assemblies and reflected with a definite grade.
Compare with above-mentioned the first solution, this second solution also has a significant advantage: the control/storage unit that compares only needs the information of relevant grade, and without the need for closing the actual information of the parameter of grade back separately that is hidden in.In the process that equipment further expands at the scene, add additional parameter for existing grade, perhaps even create additional grade, then provide the information of relevant grade just much of that to the control/storage unit that compares, although arrange that process changes under this grade or also have additional parameter.Therefore, the replacing of assembly is perhaps even abandoned in the software upgrading in the control/storage unit that can abandon comparing or upgrading, is furnished with the control/storage unit that compares in assembly.
Be set to according to a favourable improvement project in these two solutions of the present invention, field apparatus refers to the measuring equipment that can be used in the analysis to measure technology.
These assemblies preferably refer to plug, connector unitor and the measurement translator of admitting pedestal sensor.Field apparatus with this distribution is provided and sells under the MEMOSENS sign by the applicant.In MEMOSENS, plug and connector unitor can be coupled to each other or coupled to each other by inductive interface.Obviously, this coupling also can be configured to optically-coupled or capacitive coupling.Two assemblies according to solution of the present invention can also be connected to each other by current interface.
According to preferred design proposal of field apparatus of the present invention, this control/storage unit of carrying out parameter group or grade comparison is assigned to the connector unitor.This connector unitor also usually is called as cable or primary side connector in the scope of MEMOSENS-technology.
For the present invention is described, the below proposes a concrete example:
Connector unitor with the sensor element of plug by intelligent cable or tape cable is connected to measurement translator.Obtain the license of 0 grade function for measurement translator.Grade 0 equals to mean with supplying the minimum function of domination.This comprises " intelligence " cable of the control/storage unit that compares, reads grade from the plug with sensor element, for example, and grade 1, and read grade from measurement translator, be grade 0 here.Control/the storage unit that compares in connector unitor or cable only grade 0, therefore, only is transferred to measurement translator and plug to the parameter of distributing to grade 0 according to the present invention.According to the present invention, always obtain minimum total grade or discharge corresponding function.
If same sensor, thereby move on a measurement translator by grade 2 designs with the plug of sensor element, connector unitor or cable grade of delivery 0 and grade 1.In this case, grade 1 is corresponding to the total the lowest class of each assembly.Therefore, discharge and provide the corresponding function of grade 1 for.According to the present invention, this connector unitor is similar to gateway work.
According to preferred design proposal of the present invention, the parameter group of distributing to grade 0 comprises the basic function that limits.The parameter group of grade 1 preferably refers to the status function of sensor and status data at that time.The function of distributing to grade 2 parameter group is diagnostic function, and makes and for example report about sensor residual and become possible function serviceable life.
Now the present invention is described in greater detail with reference to figure below.In accompanying drawing:
Fig. 1 illustrates the schematic diagram according to each assembly of field apparatus of the present invention;
Fig. 1 a illustrates the diagram of the common factor of two component parameter groups; And
Fig. 1 b illustrates the diagram of obtaining the total minimum level of two assemblies.
Fig. 1 represents the schematic diagram according to field apparatus 1 each assembly of the present invention.According to field apparatus 1 of the present invention, three can be coupled to each other or assemblies that be coupled are arranged: with plug 3, connector unitor 2 and the measurement translator 6 of sensor element 4.Measurement translator 6 and connector unitor 2 are connected to each other by cable 7.At three assemblies: in plug 3, connector unitor 2 and measurement translator 6, each is provided with control/storage unit 8,9,10.These control/ storage unit 8,9,10 have schematically been drawn in Fig. 1.
For clarity sake, two parameter group P in the control/storage unit 8,9 that is stored in plug 3 and connector unitor 2 only are shown in Fig. 1 a
1, P
2At P
1In deposit parameter A, B, C, G, H, I; At P
2In parameter A, B, C, D, E, F are arranged.If connector unitor 2, plug 3 and measurement translator 6 are coupled to each other, the control/storage unit 8 that compares (being the control/storage unit that compares 8 that is integrated in connector unitor 2 in this case) is read the parameter group P in the control/storage unit 9 that is stored in plug 3
2Be stored in the parameter group P in the control/storage unit 8 of connector unitor 2
2With parameter group P
1Compare.This control/storage unit 8 is two parameter group P
1, P
2Compared each other.As this parameter group P
1, P
2When inconsistent each other in the illustrated case, the control/storage unit 8 that compares is just obtained parameter group P
1, P
2Consistent common factor S, and only this common factor is offered the assembly domination of other connections.
Therefore, each assembly 2,3,6 parameter or functions that acquisition is licensed.In brief, what does this control/storage unit that compares 8 ask a question to the control/storage unit 9,10 of coupling: allow you to do? you obtain the license of any function.Finally, the corresponding function of common factor S of the function that is allowed to by a plurality of assemblies 2,1 acquisition of 3,6 field apparatus that combines and each assembly 2,3,6 is parameter A, B, C here.
Fig. 1 b represents to obtain the diagram of two assemblies 2,3 minimum total grade L.Grades 0 if distribute to the parameter of connector unitor 2, therefore authorize the recipient only to obtain the license of basic function, and have grade 1 with the plug 3 of pedestal sensor 4, that is, this plug 3 can also the executing state function, so the control/storage unit 8 that compares is selected two unit 8,9 grades that have, namely grade 0.According to definition, grade 1 parameter that comprises grade 0 adds additional parameter here.Combine with connector unitor 2 and measurement translator 6, sensor 3,4 can only be carried out basic function, although it is also arranged for the executing state function by the parameter group of its storage.But this additional function does not secure permission, thereby the function that exceeds basic function all is under an embargo.
As previously mentioned, utilize different grades that following advantage is arranged, namely, the grade 0,1,2 that exists in the process that equipment 1 further expands at the scene, ... on when adding additional parameter P, maybe when the subsidiary grade of new establishment is set, being enough to provides information about grade to control/storage unit 8 relatively, arranges altered under this grade or also has additional parameter P.Therefore, can abandon software upgrading or the upgrading carried out in the control/storage unit 8 that compares, or even abandon the replacing of assembly 2, arranged the control/storage unit 8 that compares in assembly 2.
Description of drawings
1 field apparatus
2 connector unitors
3 plugs
4 pedestal sensors/sensor element
5 sensor unitor/intelligent cables
6 measurement translators
7 stube cables
8 control/storage unit
9 control/storage unit
10 control/storage unit
Claims (13)
1. be used for the field apparatus (1) of process automation, this field apparatus is used for determining physics or chemical process variable and being comprised of at least two assemblies that can be coupled each other, wherein be provided with separately a control/storage unit (8,9,10) in each described assembly, store separately one with the parameter (A that limits in described control/storage unit (8,9,10), B, C...) parameter group; And wherein, for described at least two assemblies situation coupled to each other, described control/storage unit (8; 9; 10) at least one in read the described parameter group in each the described control/storage unit (8,9,10) that is stored in assembly and is compared to each other; And wherein, occur in inconsistent situation in described parameter group, the control/storage unit that compares the parameter of described parameter group (A, B, C ...) common factor (S) offer described assembly coupled to each other.
2. according to field apparatus claimed in claim 1, wherein said field apparatus (1) is the measuring equipment that can be used in the analysis to measure technology.
3. according to the described field apparatus of claim 1 or 2, wherein, described assembly is connector unitor (2), measurement translator (6) and the plug (3) that is used for admitting pedestal sensor (4).
4. according to field apparatus claimed in claim 3, wherein said plug (3) and described connector unitor (2) can be coupled to each other by non-electric current or current interface (5).
5. according to field apparatus claimed in claim 3, wherein carry out the described control/storage unit of the comparison of described parameter group and attach troops to a unit in described connector unitor (2).
6. be used for the field apparatus (1) of process automation, this field apparatus is used for determining physics or chemical process variable and being comprised of at least two assemblies that can be coupled each other, wherein is provided with separately a control/storage unit (8,9,10) in each described assembly; Wherein each control/storage unit (8,9,10) is assigned with the parameter group of a restriction separately; Wherein each described parameter group is assigned with a grade L
nThe unique feature of the form of=n is described, n=0 wherein, 1,2; Wherein, higher grade comprises parameter and the additional parameter of previous grade; Wherein, for described assembly situation coupled to each other, at least one in described control/storage unit (8,9,10) read and is stored in the grade in described assembly and is compared to each other, and in inconsistent situation, the parameter group that will have the assembly of the lowest class offers the one or more assemblies with higher level.
7. according to field apparatus claimed in claim 6, wherein said field apparatus (1) is the measuring equipment that can be used in the analysis to measure technology.
8. according to the described field apparatus of claim 6 or 7, wherein, described assembly is connector unitor (2), measurement translator (6) and the plug (3) that is used for admitting pedestal sensor (4).
9. according to field apparatus claimed in claim 8, wherein said plug (3) and described connector unitor (2) can be coupled to each other by non-electric current or current interface (5).
10. according to field apparatus claimed in claim 8, wherein carry out the described control/storage unit of the comparison of described grade and attach troops to a unit in described connector unitor (2).
11. according to the described field apparatus of claim 6 or 7, its middle grade L
0=0 parameter group is the basic function of described field apparatus (1).
12. according to the described field apparatus of claim 6 or 7, its middle grade L
1=1 parameter group is the status function of described field apparatus (1) and status data at that time.
13. according to the described field apparatus of claim 6 or 7, wherein, grade L
2=2 parameter group is the data of the remaining life of diagnostic function and the permission described field apparatus of assessment (1).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007039528.2 | 2007-08-21 | ||
| DE102007039528A DE102007039528A1 (en) | 2007-08-21 | 2007-08-21 | Field device for process automation |
| PCT/EP2008/060430 WO2009024482A1 (en) | 2007-08-21 | 2008-08-08 | Field device for process automation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101828108A CN101828108A (en) | 2010-09-08 |
| CN101828108B true CN101828108B (en) | 2013-06-12 |
Family
ID=39951677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880103831.4A Active CN101828108B (en) | 2007-08-21 | 2008-08-08 | Field device for process automation |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8499107B2 (en) |
| EP (1) | EP2181323B1 (en) |
| JP (1) | JP4961039B2 (en) |
| CN (1) | CN101828108B (en) |
| DE (1) | DE102007039528A1 (en) |
| WO (1) | WO2009024482A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014118066A1 (en) * | 2014-12-08 | 2016-06-09 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Method and connector for informing a process control center about disconnecting a sensor from a transmitter |
| GB201719769D0 (en) | 2017-11-28 | 2018-01-10 | Cronin 3D Ltd | Analytical device and methods of use |
| DE102017128741A1 (en) * | 2017-12-04 | 2019-06-06 | Endress+Hauser Conducta Gmbh+Co. Kg | Sensor connection element for a sensor and sensor system |
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|---|---|---|---|---|
| DE10218606A1 (en) * | 2002-04-25 | 2003-11-06 | Conducta Endress & Hauser | Potentiometric sensor comprises an elementary sensor for determining a potentiometric parameter, and an intersecting point for emitting a signal depending on the potentiometric parameter to a transmitter |
| EP1380907A1 (en) * | 2002-07-12 | 2004-01-14 | ABB Research Ltd. | Electronic device for a field device |
| EP1550861A1 (en) * | 2003-12-23 | 2005-07-06 | Mettler-Toledo GmbH | Method and device for determining of the status of a probe |
| CN1678901A (en) * | 2003-05-15 | 2005-10-05 | 恩德莱斯和豪瑟尔分析仪表两合公司 | Potential sensor |
| DE102004015227A1 (en) * | 2004-03-24 | 2005-10-27 | Siemens Ag | Electric field device |
| CN1720449A (en) * | 2002-12-03 | 2006-01-11 | 恩德莱斯和豪瑟尔分析仪表两合公司 | Sensor plug-in head, particularly for a potentiometric sensor and potentiometric sensor comprising a sensor plug-in head |
| CN1953278A (en) * | 2005-10-13 | 2007-04-25 | Ifm电子股份有限公司 | Electrical connector and process for decentralized storage of the parameters of a sensor |
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- 2008-08-08 US US12/733,280 patent/US8499107B2/en active Active
- 2008-08-08 WO PCT/EP2008/060430 patent/WO2009024482A1/en active Application Filing
- 2008-08-08 EP EP08787026.7A patent/EP2181323B1/en active Active
- 2008-08-08 CN CN200880103831.4A patent/CN101828108B/en active Active
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| DE10218606A1 (en) * | 2002-04-25 | 2003-11-06 | Conducta Endress & Hauser | Potentiometric sensor comprises an elementary sensor for determining a potentiometric parameter, and an intersecting point for emitting a signal depending on the potentiometric parameter to a transmitter |
| EP1380907A1 (en) * | 2002-07-12 | 2004-01-14 | ABB Research Ltd. | Electronic device for a field device |
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| EP1550861A1 (en) * | 2003-12-23 | 2005-07-06 | Mettler-Toledo GmbH | Method and device for determining of the status of a probe |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2009024482A1 (en) | 2009-02-26 |
| EP2181323A1 (en) | 2010-05-05 |
| DE102007039528A1 (en) | 2009-02-26 |
| CN101828108A (en) | 2010-09-08 |
| JP2010537178A (en) | 2010-12-02 |
| EP2181323B1 (en) | 2016-09-28 |
| US8499107B2 (en) | 2013-07-30 |
| JP4961039B2 (en) | 2012-06-27 |
| US20100241402A1 (en) | 2010-09-23 |
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